:root {
  /* Colors - Minimalist Monochromatic with subtle warmth */
  --bg-primary: #0a0a0a;
  --bg-secondary: #141414;
  --accent-color: #ffffff;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --border-color: rgba(255, 255, 255, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.1);
  
  /* Typography */
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Spacing */
  --space-unit: 8px;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 32px;
  --space-xl: 64px;
  --space-2xl: 128px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 6rem);
}

section {
  padding: var(--space-2xl) 0;
  position: relative;
}

/* Typography Utility */
.display-text {
  font-family: var(--font-display);
  font-size: clamp(3rem, 12vw, 9rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.heading-1 {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
}

.heading-2 {
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.subheading {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
}

/* Components */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-lg) 0;
  background: linear-gradient(to bottom, var(--bg-primary) 0%, transparent 100%);
  backdrop-filter: blur(10px);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: -0.05em;
  text-transform: lowercase;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.6;
}

.nav-link:hover {
  opacity: 1;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--space-2xl);
}

.hero-content {
  position: relative;
}

.hero-tagline {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: var(--space-md);
  color: var(--text-secondary);
  display: block;
  animation: slideUp 0.8s var(--transition-slow) forwards;
}

.hero-title {
  animation: slideUp 1s var(--transition-slow) 0.1s forwards;
  opacity: 0;
  transform: translateY(30px);
}

.hero-footer {
  margin-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  animation: fadeIn 1s var(--transition-slow) 0.5s forwards;
  opacity: 0;
}

/* Cards & Grid */
.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-lg);
}

.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: var(--space-lg);
  transition: var(--transition-slow);
  position: relative;
  overflow: hidden;
}

.card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-8px);
}

.project-card {
  grid-column: span 6;
}

.col-8 { grid-column: span 8; }
.col-4 { grid-column: span 4; }
.flex-end { display: flex; flex-direction: column; justify-content: flex-end; }
.meta-tag { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; }
.card-desc { color: var(--text-secondary); max-width: 400px; }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.philosophy-section {
  background-color: var(--bg-secondary);
  margin-top: var(--space-2xl);
}

.philosophy-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.philosophy-tag {
  font-size: 0.75rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.footer {
  margin-top: var(--space-2xl);
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.copyright {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .project-card {
    grid-column: span 12;
  }
}

/* Placeholders */
.placeholder-image {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(45deg, #1a1a1a, #2a2a2a);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.placeholder-image::after {
  content: attr(data-label);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--accent-color);
  color: var(--accent-color);
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  transition: var(--transition-fast);
  cursor: pointer;
  background: transparent;
}

.btn:hover {
  background: var(--accent-color);
  color: var(--bg-primary);
}

.btn-icon {
  margin-left: var(--space-md);
}

/* Animations */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Decoration */
.noise {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.05;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.gradient-sphere {
  position: fixed;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, transparent 70%);
  top: -10vw;
  right: -10vw;
  z-index: -1;
  pointer-events: none;
}